Alert archive / Pennsylvania / Wind Advisories in 2020

Wind Advisory 9, NWS State College, PA

November 14, 202033 counties in Pennsylvania

NWS State College, PA issued this wind advisory at Nov 14, 2020, 2:11 PM EST for 33 counties in Pennsylvania. It took effect at Nov 15, 2020, 10:00 AM EST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Nov 14, 2020, 2:11 PM EST (19:11 UTC)
In effect from
Nov 15, 2020, 10:00 AM EST
Expired
Nov 15, 2020, 10:00 PM EST
In force
12 hr
Issued by
NWS State College, PA
All 33 counties

Adams County, PA, Bedford County, PA, Blair County, PA, Cambria County, PA, Cameron County, PA, Centre County, PA, Clearfield County, PA, Clinton County, PA, Columbia County, PA, Cumberland County, PA, Dauphin County, PA, Elk County, PA, Franklin County, PA, Fulton County, PA, Huntingdon County, PA, Juniata County, PA, Lancaster County, PA, Lebanon County, PA, Lycoming County, PA, McKean County, PA, Mifflin County, PA, Montour County, PA, Northumberland County, PA, Perry County, PA, Potter County, PA, Schuylkill County, PA, Snyder County, PA, Somerset County, PA, Sullivan County, PA, Tioga County, PA, Union County, PA, Warren County, PA, York County, PA

The radar

The State College radar (KCCX), 43 km from the middle of the area, began a volume at 19:13 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 7.2 hours before the alert went out and 201 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Washington/Dulle, VA at 12:00Z on 2020-11-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 2020-11-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.1939587897117136156175Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1460 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
50 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

767 
WWUS71 KCTP 141911
NPWCTP

URGENT - WEATHER MESSAGE
National Weather Service State College PA
211 PM EST Sat Nov 14 2020

PAZ004>006-010-011-017-024-033-037-150715-
/O.NEW.KCTP.WI.Y.0009.201115T1500Z-201116T0000Z/
Warren-McKean-Potter-Elk-Cameron-Clearfield-Cambria-Somerset-
Tioga-
Including the cities of Warren, Bradford, Coudersport, St. Marys,
Ridgway, Emporium, DuBois, Clearfield, Johnstown, Somerset, 
Mansfield, and Wellsboro
211 PM EST Sat Nov 14 2020

...WIND ADVISORY IN EFFECT FROM 10 AM TO 7 PM EST SUNDAY...

* WHAT...South-southwest winds 15 to 25 mph with gusts 45 to 50 
  mph expected.

* WHERE...Warren, McKean, Potter, Elk, Cameron, Clearfield, 
  Cambria, Somerset and Tioga Counties.

* WHEN...From 10 AM to 7 PM EST Sunday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Travel may be difficult for high-profile
  vehicles such as trucks and trailers especially on east-west 
  oriented roadways.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

For high wind safety information, visit weather.gov/wind.

The latest forecast information can be found on the
NWS State College Facebook page and Twitter @NWSStateCollege,
or on the web at weather.gov/ctp.

&&

$$
MRS/MRC/REG
4 follow-up statements
650 
WWUS71 KCTP 150427
NPWCTP

URGENT - WEATHER MESSAGE
National Weather Service State College PA
1127 PM EST Sat Nov 14 2020

PAZ004>006-010-011-017-024-033-037-151630-
/O.CON.KCTP.WI.Y.0009.201115T1500Z-201116T0000Z/
Warren-McKean-Potter-Elk-Cameron-Clearfield-Cambria-Somerset-
Tioga-
Including the cities of Warren, Bradford, Coudersport, St. Marys,
Ridgway, Emporium, DuBois, Clearfield, Johnstown, Somerset, 
Mansfield, and Wellsboro
1127 PM EST Sat Nov 14 2020

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM TO 7 PM EST
SUNDAY...

* WHAT...South-southwest winds 15 to 25 mph with gusts 45 to 50 
  mph expected.

* WHERE...Warren, McKean, Potter, Elk, Cameron, Clearfield, 
  Cambria, Somerset and Tioga Counties.

* WHEN...The strongest wind gusts will occur Sunday afternoon and
  early evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Travel may be difficult for high-profile 
  vehicles such as trucks and trailers especially on east-west 
  oriented roadways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

For high wind safety information, visit weather.gov/wind.

The latest forecast information can be found on the NWS State
College Facebook page and Twitter @NWSStateCollege, or on the web
at weather.gov/ctp.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/ctp
567 
WWUS71 KCTP 150901
NPWCTP

URGENT - WEATHER MESSAGE
National Weather Service State College PA
401 AM EST Sun Nov 15 2020

PAZ004>006-010-011-017-024-033-037-152245-
/O.CON.KCTP.WI.Y.0009.201115T1500Z-201116T0000Z/
Warren-McKean-Potter-Elk-Cameron-Clearfield-Cambria-Somerset-
Tioga-
Including the cities of Warren, Bradford, Coudersport, St. Marys,
Ridgway, Emporium, DuBois, Clearfield, Johnstown, Somerset, 
Mansfield, and Wellsboro
401 AM EST Sun Nov 15 2020

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
7 PM EST THIS EVENING...

* WHAT...South-southwest winds 15 to 25 mph with gusts of 45 to 
  50 mph expected.

* WHERE...Warren, McKean, Potter, Elk, Cameron, Clearfield, 
  Cambria, Somerset and Tioga Counties.

* WHEN...The strongest wind gusts will occur Sunday afternoon 
  and early evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Travel may be difficult for high-profile 
  vehicles such as trucks and trailers especially on east-west 
  oriented roadways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

For high wind safety information, visit weather.gov/wind.

The latest forecast information can be found on the
NWS State College Facebook page and Twitter @NWSStateCollege,
or on the web at weather.gov/ctp.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/ctp
058 
WWUS71 KCTP 151640
NPWCTP

URGENT - WEATHER MESSAGE
National Weather Service State College PA
1140 AM EST Sun Nov 15 2020

PAZ012-018-019-025>028-034>036-041-042-045-046-049>053-056>059-
063>066-160300-
/O.EXB.KCTP.WI.Y.0009.201115T1900Z-201116T0300Z/
Northern Clinton-Northern Centre-Southern Centre-Blair-Huntingdon-
Mifflin-Juniata-Bedford-Fulton-Franklin-Northern Lycoming-
Sullivan-Southern Clinton-Southern Lycoming-Union-Snyder-Montour-
Northumberland-Columbia-Perry-Dauphin-Schuylkill-Lebanon-
Cumberland-Adams-York-Lancaster-
Including the cities of Renovo, Philipsburg, State College, 
Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, 
Bedford, McConnellsburg, Chambersburg, Trout Run, Laporte, 
Lock Haven, Williamsport, Lewisburg, Selinsgrove, Danville, 
Sunbury, Shamokin, Bloomsburg, Berwick, Newport, Harrisburg, 
Hershey, Pottsville, Lebanon, Carlisle, Gettysburg, York, 
and Lancaster
1140 AM EST Sun Nov 15 2020

...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 10 PM EST 
THIS EVENING...

* WHAT...Southwest winds 15 to 25 mph expected with gusts of 45 to
  50 mph expected.

* WHERE...Portions of central Pennsylvania.

* WHEN...The strongest wind gusts will be from 2 PM this 
  afternoon until 10 PM EST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Travel may be difficult for high-profile
  vehicles such as trucks and trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

For high wind safety information, visit weather.gov/wind.

The latest forecast information can be found on the
NWS State College Facebook page and Twitter @NWSStateCollege,
or on the web at weather.gov/ctp.

&&

$$

PAZ004>006-010-011-017-024-033-037-160300-
/O.EXT.KCTP.WI.Y.0009.000000T0000Z-201116T0300Z/
Warren-McKean-Potter-Elk-Cameron-Clearfield-Cambria-Somerset-
Tioga-
Including the cities of Warren, Bradford, Coudersport, St. Marys,
Ridgway, Emporium, DuBois, Clearfield, Johnstown, Somerset, 
Mansfield, and Wellsboro
1140 AM EST Sun Nov 15 2020

...WIND ADVISORY NOW IN EFFECT UNTIL 10 PM EST THIS EVENING...

* WHAT...Southwest winds 15 to 25 mph with gusts of 45 to 50 mph 
  expected.

* WHERE...Warren, McKean, Potter, Elk, Cameron, Clearfield, 
  Cambria, Somerset and Tioga Counties.

* WHEN...Until 10 PM EST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Travel may be difficult for high-profile
  vehicles such as trucks and trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

For high wind safety information, visit weather.gov/wind.

The latest forecast information can be found on the
NWS State College Facebook page and Twitter @NWSStateCollege,
or on the web at weather.gov/ctp.

&&

$$

Colbert/Steinbugl/Travis
457 
WWUS71 KCTP 152202
NPWCTP

URGENT - WEATHER MESSAGE
National Weather Service State College PA
502 PM EST Sun Nov 15 2020

PAZ004>006-010-011-017-024-033-037-160300-
/O.CON.KCTP.WI.Y.0009.000000T0000Z-201116T0300Z/
Warren-McKean-Potter-Elk-Cameron-Clearfield-Cambria-Somerset-
Tioga-
Including the cities of Warren, Bradford, Coudersport, St. Marys,
Ridgway, Emporium, DuBois, Clearfield, Johnstown, Somerset, 
Mansfield, and Wellsboro
502 PM EST Sun Nov 15 2020

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING...

* WHAT...Southwest winds 15 to 30 mph with gusts 50 to 55 mph 
  expected.

* WHERE...Warren, McKean, Potter, Elk, Cameron, Clearfield, 
  Cambria, Somerset and Tioga Counties.

* WHEN...Until 10 PM EST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Travel may be difficult for high-profile 
  vehicles such as trucks and trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

For high wind safety information, visit weather.gov/wind.

The latest forecast information can be found on the
NWS State College Facebook page and Twitter @NWSStateCollege,
or on the web at weather.gov/ctp.

&&

$$

PAZ012-018-019-025>028-034>036-041-042-045-046-049>053-056>059-
063>066-160300-
/O.CON.KCTP.WI.Y.0009.000000T0000Z-201116T0300Z/
Northern Clinton-Northern Centre-Southern Centre-Blair-Huntingdon-
Mifflin-Juniata-Bedford-Fulton-Franklin-Northern Lycoming-
Sullivan-Southern Clinton-Southern Lycoming-Union-Snyder-Montour-
Northumberland-Columbia-Perry-Dauphin-Schuylkill-Lebanon-
Cumberland-Adams-York-Lancaster-
Including the cities of Renovo, Philipsburg, State College, 
Altoona, Huntingdon, Mount Union, Lewistown, Mifflintown, 
Bedford, McConnellsburg, Chambersburg, Trout Run, Laporte, 
Lock Haven, Williamsport, Lewisburg, Selinsgrove, Danville, 
Sunbury, Shamokin, Bloomsburg, Berwick, Newport, Harrisburg, 
Hershey, Pottsville, Lebanon, Carlisle, Gettysburg, York, 
and Lancaster
502 PM EST Sun Nov 15 2020

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM EST THIS EVENING...

* WHAT...Southwest winds 15 to 30 mph with gusts of 50 to 55 mph 
  expected.

* WHERE...Portions of central Pennsylvania.

* WHEN...Until 10 PM EST this evening.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* ADDITIONAL DETAILS...Travel may be difficult for high-profile 
  vehicles such as trucks and trailers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

For high wind safety information, visit weather.gov/wind.

The latest forecast information can be found on the
NWS State College Facebook page and Twitter @NWSStateCollege,
or on the web at weather.gov/ctp.

&&

$$

Nearby

Wind Advisories in Pennsylvania, 2020Every wind advisory in 2020

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.